<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>简单版小米侧边框</title>
    <style>
        /* 把a转化成块级元素 */
        a {
            display: block;
            width: 130px;
            height: 40px;
            background:#55585a;
            text-decoration:none;
            font-size:10px;
            color:rgb(248, 247, 244);
            text-indent:2em;
            line-height:40px;
        }
        /* 鼠标经过链接变换背景颜色 */
        a:hover{
            background:#ff6700;
            font-size: 12px;
        }
    </style>
</head>

<body>
    <a href="#">手机 电话卡</a>
    <a href="#">电视 盒子</a>
    <a href="#">笔记本平板</a>
    <a href="#">出行 穿戴</a>
    <a href="#">智能路由器</a>
    <a href="#">健康 儿童</a>
    <a href="#">耳机音响</a>


</body>

</html>